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v3.20.1

Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2019
Accounting Policies [Abstract] |
Summary of Estimated Useful Lives of Property and Equipment | Property and equipment are stated at cost and are depreciated using the straight-line method over the estimated useful lives of the assets, as follows:
Category |  | Estimated useful life
Buildings |  | 36-37 years
Leasehold and buildings improvements |  | Shorter of lease term or expected useful life
Electronic and office equipment |  | 3-5 years
Summary of Estimated Useful Lives of Intangible Assets | Intangible assets are amortized using the straight-line basis over the estimated useful lives as follows:
Category |  | Estimated useful life
Computer software |  | 3 years
License |  | 5 years

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